News Headlines
- New: Review of Autumn 2025 in the RGV: Record to Near Record Heat, Worsening Drought, and Few and Far Between Rainstorms
- December 2025-February 2026 Outlook - Drier and Warmer than Normal Conditions Expected; Drought, Wildfire Potential, Water Supply Issues and Cold Fronts Remain In Focus
- Drought is Worsening and Increasing in Coverage Across the Area this Fall. Track Its Coverage Here.
Current conditions at
Mid Valley Airport (KTXW)
Lat: 26.18°NLon: 97.97°WElev: 70ft.
Fair
54°F
12°C
| Humidity | 80% |
| Wind Speed | N 5 mph |
| Barometer | 30.21 in |
| Dewpoint | 48°F (9°C) |
| Visibility | 10.00 mi |
| Wind Chill | 53°F (12°C) |
| Last update | 9 Dec 9:15 am CST |
Extended Forecast for
Mercedes TX
Today
High: 74 °F
Mostly Sunny
Tonight
Low: 55 °F
Partly Cloudy
Wednesday
High: 83 °F
Mostly Sunny
Wednesday Night
Low: 58 °F
Partly Cloudy
Thursday
High: 81 °F
Mostly Sunny
Thursday Night
Low: 63 °F
Mostly Clear
Friday
High: 84 °F
Mostly Sunny
Friday Night
Low: 66 °F
Partly Cloudy
Saturday
High: 84 °F
Slight Chance
Showers then
Slight Chance
T-storms
Detailed Forecast
Today
Mostly sunny, with a high near 74. Light and variable wind becoming east southeast around 6 mph in the afternoon.
Tonight
Partly cloudy, with a low around 55. South southeast wind 3 to 6 mph.
Wednesday
Mostly sunny, with a high near 83. South wind 6 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 58. Southeast wind 3 to 7 mph.
Thursday
Mostly sunny, with a high near 81. Light and variable wind becoming southeast 5 to 9 mph in the morning.
Thursday Night
Mostly clear, with a low around 63. South southeast wind 6 to 9 mph.
Friday
Mostly sunny, with a high near 84. South southeast wind 6 to 13 mph, with gusts as high as 21 mph.
Friday Night
Partly cloudy, with a low around 66. Southeast wind 6 to 10 mph, with gusts as high as 20 mph.
Saturday
A slight chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 84. Southeast wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 65. Southeast wind 6 to 10 mph.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 81. East wind 6 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Mostly cloudy, with a low around 63.
Monday
Mostly cloudy, with a high near 76.
Additional Forecasts and Information
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Point Forecast:
Mercedes TX
26.16°N 97.93°W
26.16°N 97.93°W
9:18 am CST Dec 9, 2025
9am CST Dec 9, 2025-6pm CST Dec 15, 2025
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